package com.jt.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.jt.pojo.User;
import org.springframework.stereotype.Repository;

import java.util.List;

public interface UserMapper extends BaseMapper<User> {
    List<User> findAll();
    User select();
    void insert1(User user);
    void update1();

}
